Helicopter Eurocopter AS332L1 Super Puma Serial 2439 Register JA6787 used by Nakanihon Air Service NNK. Aircraft history and location Aircraft History JA6787 Nakanihon Air Service 2001-05-21NAS w/o 21may01 mid-air collision. Collided with Cessna 172 JA4201 over Kuwana Mie Prefecture, Japan. 2 fatalities Send Updates Use APP to upload photo @ (optional) When Now? / / Send